Structure of PDB 1zbh Chain A Binding Site BS04

Receptor Information
>1zbh Chain A (length=289) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DFSDPVYKEIAITNGCINRMSKEELRAKLSEFKLETRGVKDVLKKRLKNY
YKKQKLMLKESNFADSYYDYICIIDFEATCEEGNPPEFVHEIIEFPVVLL
NTHTLEIEDTFQQYVRPEINTQLSDFCISLTGITQDQVDRADTFPQVLKK
VIDLMKLKELGTKYKYSLLTDGSWDMSKFLNIQCQLSRLKYPPFAKKWIN
IRKSYGNFYKVPRSQTKLTIMLEKLGMDYDGRPNCGLDDSKNIARIAVRM
LQDGCELRINEKMHAGQLMSVSSSLPIEGTPPPQMPHFR
Ligand information
Ligand IDAMP
InChIInChI=1S/C10H14N5O7P/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(22-10)1-21-23(18,19)20/h2-4,6-7,10,16-17H,1H2,(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyUDMBCSSLTHHNCD-KQYNXXCUSA-N
SMILES
SoftwareSMILES
CACTVS 3.370Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(O)=O)[CH](O)[CH]3O
CACTVS 3.370Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P](O)(O)=O)[C@@H](O)[C@H]3O
OpenEye OEToolkits 1.7.6c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)O)O)O)N
ACDLabs 12.01O=P(O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.7.6c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)O)O)O)N
FormulaC10 H14 N5 O7 P
NameADENOSINE MONOPHOSPHATE
ChEMBLCHEMBL752
DrugBankDB00131
ZINCZINC000003860156
PDB chain1zbh Chain A Residue 1002 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1zbh Structural basis for 3'-end specific recognition of histone mRNA stem-loop by 3'-exonuclease, a human nuclease that also targets siRNA
Resolution3.0 Å
Binding residue
(original residue number in PDB)		D134 F135 E136 A137 C139 N143 F185 F238
Binding residue
(residue number reindexed from 1)		D75 F76 E77 A78 C80 N84 F126 F179
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D134 D234 D298
Catalytic site (residue number reindexed from 1) D75 D175 D239
Enzyme Commision number 3.1.-.-
Gene Ontology
Molecular Function
GO:0000175 3'-5'-RNA exonuclease activity
GO:0003676 nucleic acid binding

View graph for
Molecular Function
External links
PDB RCSB:1zbh, PDBe:1zbh, PDBj:1zbh
PDBsum1zbh
PubMed
UniProtQ8IV48|ERI1_HUMAN 3'-5' exoribonuclease 1 (Gene Name=ERI1)

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